A bill to prohibit States from retroactively imposing a sales tax collection duty on a remote seller, and for other purposes.

Online Sales Simplicity and Small Business Relief Act of 2018 This bill prohibits states from imposing a sales tax collection duty on certain remote sellers. A "remote seller" is a person without a physical presence in a state who makes a sale in the state. With respect to remote sellers, a state: (1) may not impose a sales tax collection duty for any sale that occurred...